He builds a wattle and daub hut from scratch, using only tools he made himself.
Primitive Technology channel
https://www.youtube.com/watch?v=nCKkHqlx9dE&list=PLGnWLXjIDnpBR4xqf3FO-xFFwE-ucq4Fj
If you're interested in how it's done, read his blog.
Holy smokes yes! I found that guy a few months ago- absolutely fascinating videos. The clay tiled roof and forge videos in particular are incredible.
If you're vaguely interested in survival topics, youtube is a wealth of information today. What the Primitive Technology guy is doing is a little different and often called 'bushcraft'. It's also about surviving, but you're not supposed to use products of organized civilization, and in extreme cases even knives. Bushcraft puts more emphasis on surviving for a prolonged time, while survival is more about emergency situations.
That pila (spear throwing) skills though...
Now I understand how you can lose limbs with that crap